html {
  height: 100%;
}

body {
  min-height: 100%;
}

.wrapper {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
    
  height: 100vh;
}

.sde-icon {
  width: 50vh;
  height: 50vh;
}

.button {
  border-radius: 15px;
  background-color: rgba(0, 120, 138);
  border: none;
  color: #FFFFFF;
  text-align: center;
  position: relative;
  left: 20%;
  font-size: 15px;
  padding: 10px;
  width: 60%;
  transition: all 0.5s;
  cursor: pointer;
  margin: 5px;
  font-family: 'Titillium Web';
}
  
.button span {
  cursor: pointer;
  display: inline-block;
  position: relative;
  transition: 0.5s;
}

.button span:after {
  content: '\00bb';
  position: absolute;
  opacity: 0;
  top: 0;
  right: -20px;
  transition: 0.5s;
}

.button:hover span {
  padding-right: 25px;
}

.button:hover span:after {
  opacity: 1;
  right: 0;
}